$ git clone -n https://github.com/xcp-ng-rpms/qemu.git /var/lib/mock/v8.3-incoming-9448-28190/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/v8.3-incoming-9448-28190/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin 62a23c81f4f1f517da28323010ab919e610d9260:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/qemu
 * [new ref]         62a23c81f4f1f517da28323010ab919e610d9260 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62a23c8 Fix Server 2025 volatile write cache issue