$ git clone -n https://src.fedoraproject.org/rpms/qqc2-desktop-style.git /var/lib/mock/f40-build-760319-121065/root/chroot_tmpdir/scmroot/qqc2-desktop-style
Cloning into '/var/lib/mock/f40-build-760319-121065/root/chroot_tmpdir/scmroot/qqc2-desktop-style'...
$ git fetch origin d39ab4238ffbf57f78e6ea636790ec3b21b1a68d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qqc2-desktop-style
 * [new ref]         d39ab4238ffbf57f78e6ea636790ec3b21b1a68d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d39ab42 5.113.0