$ git clone -n https://src.fedoraproject.org/rpms/kcalc.git /var/lib/mock/f41-build-846171-163035/root/chroot_tmpdir/scmroot/kcalc
Cloning into '/var/lib/mock/f41-build-846171-163035/root/chroot_tmpdir/scmroot/kcalc'...
$ git fetch origin 9fe530959e85c60f97e86789279b5a4b29760fb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcalc
 * [new ref]         9fe530959e85c60f97e86789279b5a4b29760fb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fe5309 24.08.0