$ git clone -n https://src.fedoraproject.org/rpms/perl-Thread-SigMask.git /var/lib/mock/f41-build-817242-150686/root/chroot_tmpdir/scmroot/perl-Thread-SigMask
Cloning into '/var/lib/mock/f41-build-817242-150686/root/chroot_tmpdir/scmroot/perl-Thread-SigMask'...
$ git fetch origin b339c903d1d62376ef1f0f676824c9eb03932cb6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Thread-SigMask
 * [new ref]         b339c903d1d62376ef1f0f676824c9eb03932cb6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b339c90 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild