$ git clone -n https://src.fedoraproject.org/rpms/perl-IO-Compress-Zstd.git /var/lib/mock/f39-build-1437575-32148/root/chroot_tmpdir/scmroot/perl-IO-Compress-Zstd
Cloning into '/var/lib/mock/f39-build-1437575-32148/root/chroot_tmpdir/scmroot/perl-IO-Compress-Zstd'...
$ git fetch origin 48d32efab011c7f1a35435d4848b4d0dbdbc4386:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-IO-Compress-Zstd
 * [new ref]         48d32efab011c7f1a35435d4848b4d0dbdbc4386 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48d32ef Update to 2.206 (RHBZ#2225677)