$ git clone -n https://src.fedoraproject.org/rpms/xfsprogs.git /var/lib/mock/f42-build-867489-175514/root/chroot_tmpdir/scmroot/xfsprogs
Cloning into '/var/lib/mock/f42-build-867489-175514/root/chroot_tmpdir/scmroot/xfsprogs'...
$ git fetch origin 624b0fdf7b2a31c1a34787b04e791eee47c97340:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfsprogs
 * [new ref]         624b0fdf7b2a31c1a34787b04e791eee47c97340 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 624b0fd Fix build with icu-76.1