$ git clone -n https://src.fedoraproject.org/rpms/python-rsa.git /var/lib/mock/f39-build-1573416-37804/root/chroot_tmpdir/scmroot/python-rsa
Cloning into '/var/lib/mock/f39-build-1573416-37804/root/chroot_tmpdir/scmroot/python-rsa'...
$ git fetch origin 7fa48061fa0bc75df48a54814972191978b16fa5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-rsa
 * [new ref]         7fa48061fa0bc75df48a54814972191978b16fa5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7fa4806 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild