$ git clone -n https://src.fedoraproject.org/rpms/libaccounts-qt.git /var/lib/mock/f40-build-2112025-50666/root/chroot_tmpdir/scmroot/libaccounts-qt
Cloning into '/var/lib/mock/f40-build-2112025-50666/root/chroot_tmpdir/scmroot/libaccounts-qt'...
$ git fetch origin 90d7d32db24425ae34ba60787d12d194c5f33f81:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libaccounts-qt
 * [new ref]         90d7d32db24425ae34ba60787d12d194c5f33f81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90d7d32 Rebuild