$ git clone -n https://src.fedoraproject.org/rpms/rust-asyncgit.git /var/lib/mock/f42-build-3252998-41225/root/chroot_tmpdir/scmroot/rust-asyncgit
Cloning into '/var/lib/mock/f42-build-3252998-41225/root/chroot_tmpdir/scmroot/rust-asyncgit'...
$ git fetch origin 29638869862c0087f4d472a030b060befb6b07e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-asyncgit
 * [new ref]         29638869862c0087f4d472a030b060befb6b07e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2963886 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild