$ git clone -n https://src.fedoraproject.org/rpms/libkcompactdisc.git /var/lib/mock/f40-build-2200211-51764/root/chroot_tmpdir/scmroot/libkcompactdisc
Cloning into '/var/lib/mock/f40-build-2200211-51764/root/chroot_tmpdir/scmroot/libkcompactdisc'...
$ git fetch origin 1cf9cc35eb3abff6d1101b7588af224805cfd048:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkcompactdisc
 * [new ref]         1cf9cc35eb3abff6d1101b7588af224805cfd048 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cf9cc3 Also obsolete kf5 devel subpackage for upgrading